Citazione Stile APA (7a Edizione)

Steinbeck, J. (1995). The moon is down. Penguin Books.

Citazione stile Chigago Style (17a edizione)

Steinbeck, John. The Moon Is Down. Nueva York: Penguin Books, 1995.

Citatione MLA (9a ed.)

Steinbeck, John. The Moon Is Down. Penguin Books, 1995.